.box{
  width: 100vw;
  height: 60px;
  overflow-y: hidden;
  overflow-x: scroll;
  /* display: flex; */
  white-space: nowrap;
}
.box-item{
  background-color: #fff2f4;
  text-align: center;
  display: inline-block;
  width: 100px;
  height: 50px;
  line-height: 50px;
  position: relative;
}
.active{
  background-color: #f52f3e  !important;
  color:white;
}
.box::-webkit-scrollbar{
  display: none
}
.box-item-angle::after{
  height: 0;
  width: 0;
  border:5px solid;
  position: absolute;
  top:100%;
  left: 50%;
  transform: translateX(-50%);
  content:" ";
  border-color:red transparent transparent transparent;
}